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  <div class="headertitle"><div class="title">shark::BFGS&lt; SearchPointType &gt; Class Template Reference<div class="ingroups"><a class="el" href="group__optimizers.html">Algorithms to find a local minimum of\ref objfunctions.</a> &raquo; <a class="el" href="group__gradientopt.html">Gradient-based Single objective optimizers</a></div></div></div>
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<p>Broyden, Fletcher, Goldfarb, Shannon algorithm for unconstraint optimization.  
 <a href="classshark_1_1_b_f_g_s.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="_b_f_g_s_8h_source.html">shark/Algorithms/GradientDescent/BFGS.h</a>&gt;</code></p>
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  <img id="dynsection-0-trigger" src="closed.png" alt="+"/> Inheritance diagram for shark::BFGS&lt; SearchPointType &gt;:</div>
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<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-types" name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:aabbe0807add38cc9d7dacd5cb20184fe" id="r_aabbe0807add38cc9d7dacd5cb20184fe"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html">AbstractLineSearchOptimizer</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::ObjectiveFunctionType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#aabbe0807add38cc9d7dacd5cb20184fe">ObjectiveFunctionType</a></td></tr>
<tr class="separator:aabbe0807add38cc9d7dacd5cb20184fe"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_types_classshark_1_1_abstract_line_search_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classshark_1_1_abstract_line_search_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:a444f639715ef1d69077760f88ff724a2 inherit pub_types_classshark_1_1_abstract_line_search_optimizer" id="r_a444f639715ef1d69077760f88ff724a2"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html">AbstractSingleObjectiveOptimizer</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::ObjectiveFunctionType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a444f639715ef1d69077760f88ff724a2">ObjectiveFunctionType</a></td></tr>
<tr class="separator:a444f639715ef1d69077760f88ff724a2 inherit pub_types_classshark_1_1_abstract_line_search_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_types_classshark_1_1_abstract_single_objective_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classshark_1_1_abstract_single_objective_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html">shark::AbstractSingleObjectiveOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:a85f0d04fdfb094dba4dc80b1fb5e3adb inherit pub_types_classshark_1_1_abstract_single_objective_optimizer" id="r_a85f0d04fdfb094dba4dc80b1fb5e3adb"><td class="memItemLeft" align="right" valign="top">typedef base_type::SearchPointType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a></td></tr>
<tr class="separator:a85f0d04fdfb094dba4dc80b1fb5e3adb inherit pub_types_classshark_1_1_abstract_single_objective_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8abcd574faa4b7bd2fed03465d1eda35 inherit pub_types_classshark_1_1_abstract_single_objective_optimizer" id="r_a8abcd574faa4b7bd2fed03465d1eda35"><td class="memItemLeft" align="right" valign="top">typedef base_type::SolutionType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a8abcd574faa4b7bd2fed03465d1eda35">SolutionType</a></td></tr>
<tr class="separator:a8abcd574faa4b7bd2fed03465d1eda35 inherit pub_types_classshark_1_1_abstract_single_objective_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a068a68c8739215f4a13ce8a433ec38b3 inherit pub_types_classshark_1_1_abstract_single_objective_optimizer" id="r_a068a68c8739215f4a13ce8a433ec38b3"><td class="memItemLeft" align="right" valign="top">typedef base_type::ResultType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a068a68c8739215f4a13ce8a433ec38b3">ResultType</a></td></tr>
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<tr class="memitem:aa4c05609c54d7ebc99d099e7dd6e228f inherit pub_types_classshark_1_1_abstract_single_objective_optimizer" id="r_aa4c05609c54d7ebc99d099e7dd6e228f"><td class="memItemLeft" align="right" valign="top">typedef base_type::ObjectiveFunctionType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#aa4c05609c54d7ebc99d099e7dd6e228f">ObjectiveFunctionType</a></td></tr>
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<tr class="inherit_header pub_types_classshark_1_1_abstract_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classshark_1_1_abstract_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classshark_1_1_abstract_optimizer.html">shark::AbstractOptimizer&lt; PointType, ResultT, SolutionTypeT &gt;</a></td></tr>
<tr class="memitem:a77bf437afee3445601c680cc652410f0 inherit pub_types_classshark_1_1_abstract_optimizer" id="r_a77bf437afee3445601c680cc652410f0"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0">Feature</a> { <br />
&#160;&#160;<a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0af46b9e1111a0858df3670fe12e4ffbf0">REQUIRES_VALUE</a> = 1
, <a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0ad9b925369d4f923c63792bf455eac1d7">REQUIRES_FIRST_DERIVATIVE</a> = 2
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, <a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0ab95c65f700f2158f39039d8f580d350f">CAN_SOLVE_CONSTRAINED</a> = 8
, <br />
&#160;&#160;<a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0addbe7762d6f4f8769cc06f61bc9c5c28">REQUIRES_CLOSEST_FEASIBLE</a> = 16
<br />
 }</td></tr>
<tr class="memdesc:a77bf437afee3445601c680cc652410f0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Models features that the optimizer requires from the objective function.  <a href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0">More...</a><br /></td></tr>
<tr class="separator:a77bf437afee3445601c680cc652410f0 inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abea8df343e5638782a9a82403adb5ae1 inherit pub_types_classshark_1_1_abstract_optimizer" id="r_abea8df343e5638782a9a82403adb5ae1"><td class="memItemLeft" align="right" valign="top">typedef PointType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#abea8df343e5638782a9a82403adb5ae1">SearchPointType</a></td></tr>
<tr class="separator:abea8df343e5638782a9a82403adb5ae1 inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89ed73f010deb3809acbcf23160c0f6b inherit pub_types_classshark_1_1_abstract_optimizer" id="r_a89ed73f010deb3809acbcf23160c0f6b"><td class="memItemLeft" align="right" valign="top">typedef ResultT&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a89ed73f010deb3809acbcf23160c0f6b">ResultType</a></td></tr>
<tr class="separator:a89ed73f010deb3809acbcf23160c0f6b inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abc94d354dbe0b99c0a69ec3e6e5e8657 inherit pub_types_classshark_1_1_abstract_optimizer" id="r_abc94d354dbe0b99c0a69ec3e6e5e8657"><td class="memItemLeft" align="right" valign="top">typedef SolutionTypeT&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#abc94d354dbe0b99c0a69ec3e6e5e8657">SolutionType</a></td></tr>
<tr class="separator:abc94d354dbe0b99c0a69ec3e6e5e8657 inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac7a9b0634e5a5cbd683f5510b41b7062 inherit pub_types_classshark_1_1_abstract_optimizer" id="r_ac7a9b0634e5a5cbd683f5510b41b7062"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classshark_1_1_abstract_objective_function.html">AbstractObjectiveFunction</a>&lt; PointType, <a class="el" href="classshark_1_1_abstract_optimizer.html#a89ed73f010deb3809acbcf23160c0f6b">ResultType</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#ac7a9b0634e5a5cbd683f5510b41b7062">ObjectiveFunctionType</a></td></tr>
<tr class="separator:ac7a9b0634e5a5cbd683f5510b41b7062 inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab43ff108d945a982e98495432ace599f inherit pub_types_classshark_1_1_abstract_optimizer" id="r_ab43ff108d945a982e98495432ace599f"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classshark_1_1_typed_flags.html">TypedFlags</a>&lt; <a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0">Feature</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#ab43ff108d945a982e98495432ace599f">Features</a></td></tr>
<tr class="separator:ab43ff108d945a982e98495432ace599f inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a47751327ce0519d3378a9b2ad188d1e6 inherit pub_types_classshark_1_1_abstract_optimizer" id="r_a47751327ce0519d3378a9b2ad188d1e6"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classshark_1_1_typed_feature_not_available_exception.html">TypedFeatureNotAvailableException</a>&lt; <a class="el" href="classshark_1_1_abstract_optimizer.html#a77bf437afee3445601c680cc652410f0">Feature</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a47751327ce0519d3378a9b2ad188d1e6">FeatureNotAvailableException</a></td></tr>
<tr class="separator:a47751327ce0519d3378a9b2ad188d1e6 inherit pub_types_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ad36985b805e542efdd98f4241c90943e" id="r_ad36985b805e542efdd98f4241c90943e"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#ad36985b805e542efdd98f4241c90943e">name</a> () const</td></tr>
<tr class="memdesc:ad36985b805e542efdd98f4241c90943e"><td class="mdescLeft">&#160;</td><td class="mdescRight">returns the name of the object  <br /></td></tr>
<tr class="separator:ad36985b805e542efdd98f4241c90943e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1f423945c791d56e6ede294fce241531" id="r_a1f423945c791d56e6ede294fce241531"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#a1f423945c791d56e6ede294fce241531">read</a> (<a class="el" href="namespaceshark.html#ada68729491840669e47c8ad42282424f">InArchive</a> &amp;archive)</td></tr>
<tr class="memdesc:a1f423945c791d56e6ede294fce241531"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read the component from the supplied archive.  <br /></td></tr>
<tr class="separator:a1f423945c791d56e6ede294fce241531"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa11e064ff150fe05df14d839e0b9e65c" id="r_aa11e064ff150fe05df14d839e0b9e65c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#aa11e064ff150fe05df14d839e0b9e65c">write</a> (<a class="el" href="namespaceshark.html#af4f8eb8e9618f5236b71bbcb12b8a524">OutArchive</a> &amp;archive) const</td></tr>
<tr class="memdesc:aa11e064ff150fe05df14d839e0b9e65c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Write the component to the supplied archive.  <br /></td></tr>
<tr class="separator:aa11e064ff150fe05df14d839e0b9e65c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classshark_1_1_abstract_line_search_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classshark_1_1_abstract_line_search_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:ac31b2a22776918a63312376f198e9968 inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_ac31b2a22776918a63312376f198e9968"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#ac31b2a22776918a63312376f198e9968">AbstractLineSearchOptimizer</a> ()</td></tr>
<tr class="separator:ac31b2a22776918a63312376f198e9968 inherit pub_methods_classshark_1_1_abstract_line_search_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a197982cec7de486f937715a3f280be72 inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_a197982cec7de486f937715a3f280be72"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a197982cec7de486f937715a3f280be72">init</a> (<a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a444f639715ef1d69077760f88ff724a2">ObjectiveFunctionType</a> const &amp;objectiveFunction, <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> const &amp;startingPoint)</td></tr>
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<tr class="memitem:ae6689563bafd7dbbb02299e161238b26 inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_ae6689563bafd7dbbb02299e161238b26"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#ae6689563bafd7dbbb02299e161238b26">step</a> (<a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a444f639715ef1d69077760f88ff724a2">ObjectiveFunctionType</a> const &amp;objectiveFunction)</td></tr>
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<tr class="memitem:a81c26e0694b3b7912be4a7deaab6a496 inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_a81c26e0694b3b7912be4a7deaab6a496"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_line_search.html">LineSearch</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt; const &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a81c26e0694b3b7912be4a7deaab6a496">lineSearch</a> () const</td></tr>
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<tr class="memitem:a6b75b17afa3d795e0c98b8ac0e9551dc inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_a6b75b17afa3d795e0c98b8ac0e9551dc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_line_search.html">LineSearch</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a6b75b17afa3d795e0c98b8ac0e9551dc">lineSearch</a> ()</td></tr>
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<tr class="memitem:ad35111bf627c76f3cedd4dd5f92fcd9b inherit pub_methods_classshark_1_1_abstract_line_search_optimizer" id="r_ad35111bf627c76f3cedd4dd5f92fcd9b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> const &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#ad35111bf627c76f3cedd4dd5f92fcd9b">derivative</a> () const</td></tr>
<tr class="memdesc:ad35111bf627c76f3cedd4dd5f92fcd9b inherit pub_methods_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the derivative at the current point. Can be used for stopping criteria.  <br /></td></tr>
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<tr class="inherit_header pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classshark_1_1_abstract_single_objective_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html">shark::AbstractSingleObjectiveOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:a1bd54036e3524dc2ddf02afeadc0939f inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer" id="r_a1bd54036e3524dc2ddf02afeadc0939f"><td class="memItemLeft" align="right" valign="top">std::size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a1bd54036e3524dc2ddf02afeadc0939f">numInitPoints</a> () const</td></tr>
<tr class="memdesc:a1bd54036e3524dc2ddf02afeadc0939f inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">By default most single objective optimizers only require a single point.  <br /></td></tr>
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<tr class="memitem:a246f1f1d4e0566c9a0ca43035a63fad5 inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer" id="r_a246f1f1d4e0566c9a0ca43035a63fad5"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a246f1f1d4e0566c9a0ca43035a63fad5">init</a> (<a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#aa4c05609c54d7ebc99d099e7dd6e228f">ObjectiveFunctionType</a> const &amp;function, std::vector&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt; const &amp;initPoints)</td></tr>
<tr class="memdesc:a246f1f1d4e0566c9a0ca43035a63fad5 inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize the optimizer for the supplied objective function using a set of initialisation points.  <br /></td></tr>
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<tr class="memitem:ae53c1a8348f5ab987f5aa8829fd8020f inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer" id="r_ae53c1a8348f5ab987f5aa8829fd8020f"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#ae53c1a8348f5ab987f5aa8829fd8020f">init</a> (<a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#aa4c05609c54d7ebc99d099e7dd6e228f">ObjectiveFunctionType</a> const &amp;function, <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> const &amp;startingPoint)=0</td></tr>
<tr class="memdesc:ae53c1a8348f5ab987f5aa8829fd8020f inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">initializes the optimizer using a predefined starting point  <br /></td></tr>
<tr class="separator:ae53c1a8348f5ab987f5aa8829fd8020f inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0909596fcc4f80a8d108859b20b64a81 inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer" id="r_a0909596fcc4f80a8d108859b20b64a81"><td class="memItemLeft" align="right" valign="top">virtual const <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a8abcd574faa4b7bd2fed03465d1eda35">SolutionType</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a0909596fcc4f80a8d108859b20b64a81">solution</a> () const</td></tr>
<tr class="memdesc:a0909596fcc4f80a8d108859b20b64a81 inherit pub_methods_classshark_1_1_abstract_single_objective_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">returns the current solution of the optimizer  <br /></td></tr>
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<tr class="inherit_header pub_methods_classshark_1_1_abstract_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classshark_1_1_abstract_optimizer')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classshark_1_1_abstract_optimizer.html">shark::AbstractOptimizer&lt; PointType, ResultT, SolutionTypeT &gt;</a></td></tr>
<tr class="memitem:a40334039f6e799b2255d229874e9fa39 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_a40334039f6e799b2255d229874e9fa39"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classshark_1_1_abstract_optimizer.html#ab43ff108d945a982e98495432ace599f">Features</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a40334039f6e799b2255d229874e9fa39">features</a> () const</td></tr>
<tr class="separator:a40334039f6e799b2255d229874e9fa39 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adc0219242dff14757398c81d2e82c22e inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_adc0219242dff14757398c81d2e82c22e"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#adc0219242dff14757398c81d2e82c22e">updateFeatures</a> ()</td></tr>
<tr class="separator:adc0219242dff14757398c81d2e82c22e inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8645fb354408c89d3537aa87aed49b79 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_a8645fb354408c89d3537aa87aed49b79"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a8645fb354408c89d3537aa87aed49b79">requiresValue</a> () const</td></tr>
<tr class="separator:a8645fb354408c89d3537aa87aed49b79 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a13dff098bcde14529b64be653d73d57f inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_a13dff098bcde14529b64be653d73d57f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a13dff098bcde14529b64be653d73d57f">requiresFirstDerivative</a> () const</td></tr>
<tr class="separator:a13dff098bcde14529b64be653d73d57f inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9da146985b7738554e09f75a670f8c97 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_a9da146985b7738554e09f75a670f8c97"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a9da146985b7738554e09f75a670f8c97">requiresSecondDerivative</a> () const</td></tr>
<tr class="separator:a9da146985b7738554e09f75a670f8c97 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aecad1d60d38fd243eaf7c7bf0f6d01af inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_aecad1d60d38fd243eaf7c7bf0f6d01af"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#aecad1d60d38fd243eaf7c7bf0f6d01af">canSolveConstrained</a> () const</td></tr>
<tr class="separator:aecad1d60d38fd243eaf7c7bf0f6d01af inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa9332ad1b90deed11ee6709a92964bc9 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_aa9332ad1b90deed11ee6709a92964bc9"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#aa9332ad1b90deed11ee6709a92964bc9">requiresClosestFeasible</a> () const</td></tr>
<tr class="separator:aa9332ad1b90deed11ee6709a92964bc9 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abd45149f57784a117e8f62d0763bf891 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_abd45149f57784a117e8f62d0763bf891"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#abd45149f57784a117e8f62d0763bf891">~AbstractOptimizer</a> ()</td></tr>
<tr class="separator:abd45149f57784a117e8f62d0763bf891 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaa65e7eece1d248594253b799cf20e7a inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_aaa65e7eece1d248594253b799cf20e7a"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#aaa65e7eece1d248594253b799cf20e7a">init</a> (<a class="el" href="classshark_1_1_abstract_optimizer.html#ac7a9b0634e5a5cbd683f5510b41b7062">ObjectiveFunctionType</a> const &amp;function)</td></tr>
<tr class="memdesc:aaa65e7eece1d248594253b799cf20e7a inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize the optimizer for the supplied objective function.  <br /></td></tr>
<tr class="separator:aaa65e7eece1d248594253b799cf20e7a inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5f6f869a2ea7c6d29e70f8248f076f66 inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_a5f6f869a2ea7c6d29e70f8248f076f66"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a5f6f869a2ea7c6d29e70f8248f076f66">init</a> (<a class="el" href="classshark_1_1_abstract_optimizer.html#ac7a9b0634e5a5cbd683f5510b41b7062">ObjectiveFunctionType</a> const &amp;function, std::vector&lt; <a class="el" href="classshark_1_1_abstract_optimizer.html#abea8df343e5638782a9a82403adb5ae1">SearchPointType</a> &gt; const &amp;initPoints)=0</td></tr>
<tr class="memdesc:a5f6f869a2ea7c6d29e70f8248f076f66 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize the optimizer for the supplied objective function using a set of initialisation points.  <br /></td></tr>
<tr class="separator:a5f6f869a2ea7c6d29e70f8248f076f66 inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abfc507951eb09c50d62c474c79d773ea inherit pub_methods_classshark_1_1_abstract_optimizer" id="r_abfc507951eb09c50d62c474c79d773ea"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#abfc507951eb09c50d62c474c79d773ea">step</a> (<a class="el" href="classshark_1_1_abstract_optimizer.html#ac7a9b0634e5a5cbd683f5510b41b7062">ObjectiveFunctionType</a> const &amp;function)=0</td></tr>
<tr class="memdesc:abfc507951eb09c50d62c474c79d773ea inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Carry out one step of the optimizer for the supplied objective function.  <br /></td></tr>
<tr class="separator:abfc507951eb09c50d62c474c79d773ea inherit pub_methods_classshark_1_1_abstract_optimizer"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classshark_1_1_i_nameable"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classshark_1_1_i_nameable')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classshark_1_1_i_nameable.html">shark::INameable</a></td></tr>
<tr class="memitem:a877dbdfc6b58ea836495143cea44a98c inherit pub_methods_classshark_1_1_i_nameable" id="r_a877dbdfc6b58ea836495143cea44a98c"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_i_nameable.html#a877dbdfc6b58ea836495143cea44a98c">~INameable</a> ()</td></tr>
<tr class="separator:a877dbdfc6b58ea836495143cea44a98c inherit pub_methods_classshark_1_1_i_nameable"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classshark_1_1_i_serializable"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classshark_1_1_i_serializable')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classshark_1_1_i_serializable.html">shark::ISerializable</a></td></tr>
<tr class="memitem:a7baa9ce108d7278822297ce15882782a inherit pub_methods_classshark_1_1_i_serializable" id="r_a7baa9ce108d7278822297ce15882782a"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_i_serializable.html#a7baa9ce108d7278822297ce15882782a">~ISerializable</a> ()</td></tr>
<tr class="memdesc:a7baa9ce108d7278822297ce15882782a inherit pub_methods_classshark_1_1_i_serializable"><td class="mdescLeft">&#160;</td><td class="mdescRight">Virtual d'tor.  <br /></td></tr>
<tr class="separator:a7baa9ce108d7278822297ce15882782a inherit pub_methods_classshark_1_1_i_serializable"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abdda0c5b8e065b8afbac2cba8f58e841 inherit pub_methods_classshark_1_1_i_serializable" id="r_abdda0c5b8e065b8afbac2cba8f58e841"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_i_serializable.html#abdda0c5b8e065b8afbac2cba8f58e841">load</a> (<a class="el" href="namespaceshark.html#ada68729491840669e47c8ad42282424f">InArchive</a> &amp;archive, unsigned int version)</td></tr>
<tr class="memdesc:abdda0c5b8e065b8afbac2cba8f58e841 inherit pub_methods_classshark_1_1_i_serializable"><td class="mdescLeft">&#160;</td><td class="mdescRight">Versioned loading of components, calls read(...).  <br /></td></tr>
<tr class="separator:abdda0c5b8e065b8afbac2cba8f58e841 inherit pub_methods_classshark_1_1_i_serializable"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5bf66fa8db15cc529bec98976a2f5255 inherit pub_methods_classshark_1_1_i_serializable" id="r_a5bf66fa8db15cc529bec98976a2f5255"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_i_serializable.html#a5bf66fa8db15cc529bec98976a2f5255">save</a> (<a class="el" href="namespaceshark.html#af4f8eb8e9618f5236b71bbcb12b8a524">OutArchive</a> &amp;archive, unsigned int version) const</td></tr>
<tr class="memdesc:a5bf66fa8db15cc529bec98976a2f5255 inherit pub_methods_classshark_1_1_i_serializable"><td class="mdescLeft">&#160;</td><td class="mdescRight">Versioned storing of components, calls write(...).  <br /></td></tr>
<tr class="separator:a5bf66fa8db15cc529bec98976a2f5255 inherit pub_methods_classshark_1_1_i_serializable"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4560a94e8f4908fe8627e41e7d965735 inherit pub_methods_classshark_1_1_i_serializable" id="r_a4560a94e8f4908fe8627e41e7d965735"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_i_serializable.html#a4560a94e8f4908fe8627e41e7d965735">BOOST_SERIALIZATION_SPLIT_MEMBER</a> ()</td></tr>
<tr class="separator:a4560a94e8f4908fe8627e41e7d965735 inherit pub_methods_classshark_1_1_i_serializable"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pro-methods" name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:adbb2cf5040f24ced422b27595361a6ff" id="r_adbb2cf5040f24ced422b27595361a6ff"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#adbb2cf5040f24ced422b27595361a6ff">initModel</a> ()</td></tr>
<tr class="memdesc:adbb2cf5040f24ced422b27595361a6ff"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initializes the internal model.  <br /></td></tr>
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<tr class="memitem:a9b943472e508d91139ba51a02faeed3e" id="r_a9b943472e508d91139ba51a02faeed3e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#a9b943472e508d91139ba51a02faeed3e">computeSearchDirection</a> (<a class="el" href="classshark_1_1_b_f_g_s.html#aabbe0807add38cc9d7dacd5cb20184fe">ObjectiveFunctionType</a> const &amp;)</td></tr>
<tr class="memdesc:a9b943472e508d91139ba51a02faeed3e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Updates the Model and computes the next search direction.  <br /></td></tr>
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<tr class="inherit_header pro_methods_classshark_1_1_abstract_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classshark_1_1_abstract_optimizer')"><img src="closed.png" alt="-"/>&#160;Protected Member Functions inherited from <a class="el" href="classshark_1_1_abstract_optimizer.html">shark::AbstractOptimizer&lt; PointType, ResultT, SolutionTypeT &gt;</a></td></tr>
<tr class="memitem:ae7a23300641448c761b6aa0305b7ef66 inherit pro_methods_classshark_1_1_abstract_optimizer" id="r_ae7a23300641448c761b6aa0305b7ef66"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#ae7a23300641448c761b6aa0305b7ef66">checkFeatures</a> (<a class="el" href="classshark_1_1_abstract_optimizer.html#ac7a9b0634e5a5cbd683f5510b41b7062">ObjectiveFunctionType</a> const &amp;objectiveFunction)</td></tr>
<tr class="memdesc:ae7a23300641448c761b6aa0305b7ef66 inherit pro_methods_classshark_1_1_abstract_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Convenience function that checks whether the features of the supplied objective function match with the required features of the optimizer.  <br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pro-attribs" name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr class="memitem:ab917887560f9326feac64ebcfba5a835" id="r_ab917887560f9326feac64ebcfba5a835"><td class="memItemLeft" align="right" valign="top">RealMatrix&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_b_f_g_s.html#ab917887560f9326feac64ebcfba5a835">m_hessian</a></td></tr>
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<tr class="inherit_header pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classshark_1_1_abstract_line_search_optimizer')"><img src="closed.png" alt="-"/>&#160;Protected Attributes inherited from <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:a74e00af1aa4819d043c75a5fe445f88c inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_a74e00af1aa4819d043c75a5fe445f88c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_line_search.html">LineSearch</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a74e00af1aa4819d043c75a5fe445f88c">m_linesearch</a></td></tr>
<tr class="memdesc:a74e00af1aa4819d043c75a5fe445f88c inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">used line search method.  <br /></td></tr>
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<tr class="memitem:ae6353cf1a8be6c679819b27301810d82 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_ae6353cf1a8be6c679819b27301810d82"><td class="memItemLeft" align="right" valign="top">std::size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#ae6353cf1a8be6c679819b27301810d82">m_dimension</a></td></tr>
<tr class="memdesc:ae6353cf1a8be6c679819b27301810d82 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">number of parameters  <br /></td></tr>
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<tr class="memitem:a3035c91c531b9af33ff421196ee4aae9 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_a3035c91c531b9af33ff421196ee4aae9"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a3035c91c531b9af33ff421196ee4aae9">m_initialStepLength</a></td></tr>
<tr class="memdesc:a3035c91c531b9af33ff421196ee4aae9 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initial step length to begin with the line search.  <br /></td></tr>
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<tr class="memitem:a603e289c36809ac54f4b68f1fc039854 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_a603e289c36809ac54f4b68f1fc039854"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a603e289c36809ac54f4b68f1fc039854">m_derivative</a></td></tr>
<tr class="memdesc:a603e289c36809ac54f4b68f1fc039854 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">gradient of m_best.point  <br /></td></tr>
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<tr class="memitem:a62fa9e74475370676158fea923cbf9fc inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_a62fa9e74475370676158fea923cbf9fc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a62fa9e74475370676158fea923cbf9fc">m_searchDirection</a></td></tr>
<tr class="memdesc:a62fa9e74475370676158fea923cbf9fc inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">search direction of next step  <br /></td></tr>
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<tr class="memitem:ad52639e41e70281b1829d57fc5b149d9 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_ad52639e41e70281b1829d57fc5b149d9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#ad52639e41e70281b1829d57fc5b149d9">m_lastPoint</a></td></tr>
<tr class="memdesc:ad52639e41e70281b1829d57fc5b149d9 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">previous point  <br /></td></tr>
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<tr class="memitem:a6da37a4da255d8e01d1df93b9d44b016 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_a6da37a4da255d8e01d1df93b9d44b016"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a6da37a4da255d8e01d1df93b9d44b016">m_lastDerivative</a></td></tr>
<tr class="memdesc:a6da37a4da255d8e01d1df93b9d44b016 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">gradient of the previous point  <br /></td></tr>
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<tr class="memitem:aedcacc0ad24510580e074e462c9ea1c1 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer" id="r_aedcacc0ad24510580e074e462c9ea1c1"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#aedcacc0ad24510580e074e462c9ea1c1">m_lastValue</a></td></tr>
<tr class="memdesc:aedcacc0ad24510580e074e462c9ea1c1 inherit pro_attribs_classshark_1_1_abstract_line_search_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">value of the previous point  <br /></td></tr>
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<tr class="inherit_header pro_attribs_classshark_1_1_abstract_single_objective_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classshark_1_1_abstract_single_objective_optimizer')"><img src="closed.png" alt="-"/>&#160;Protected Attributes inherited from <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html">shark::AbstractSingleObjectiveOptimizer&lt; SearchPointType &gt;</a></td></tr>
<tr class="memitem:a4740a0f8e9d5c7d99cf0dd0c3ee0e8a0 inherit pro_attribs_classshark_1_1_abstract_single_objective_optimizer" id="r_a4740a0f8e9d5c7d99cf0dd0c3ee0e8a0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a8abcd574faa4b7bd2fed03465d1eda35">SolutionType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a4740a0f8e9d5c7d99cf0dd0c3ee0e8a0">m_best</a></td></tr>
<tr class="memdesc:a4740a0f8e9d5c7d99cf0dd0c3ee0e8a0 inherit pro_attribs_classshark_1_1_abstract_single_objective_optimizer"><td class="mdescLeft">&#160;</td><td class="mdescRight">Current solution of the optimizer.  <br /></td></tr>
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<tr class="inherit_header pro_attribs_classshark_1_1_abstract_optimizer"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classshark_1_1_abstract_optimizer')"><img src="closed.png" alt="-"/>&#160;Protected Attributes inherited from <a class="el" href="classshark_1_1_abstract_optimizer.html">shark::AbstractOptimizer&lt; PointType, ResultT, SolutionTypeT &gt;</a></td></tr>
<tr class="memitem:a72daf583d406e144b90869f311baa594 inherit pro_attribs_classshark_1_1_abstract_optimizer" id="r_a72daf583d406e144b90869f311baa594"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classshark_1_1_abstract_optimizer.html#ab43ff108d945a982e98495432ace599f">Features</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classshark_1_1_abstract_optimizer.html#a72daf583d406e144b90869f311baa594">m_features</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><div class="compoundTemplParams">template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> = RealVector&gt;<br />
class shark::BFGS&lt; SearchPointType &gt;</div><p>Broyden, Fletcher, Goldfarb, Shannon algorithm for unconstraint optimization. </p>

<p class="definition">Definition at line <a class="el" href="_b_f_g_s_8h_source.html#l00049">49</a> of file <a class="el" href="_b_f_g_s_8h_source.html">BFGS.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aabbe0807add38cc9d7dacd5cb20184fe">&#9670;&#160;</a></span>ObjectiveFunctionType</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">typedef <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html">AbstractLineSearchOptimizer</a>&lt;<a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>&gt;::ObjectiveFunctionType <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::ObjectiveFunctionType</td>
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<p class="definition">Definition at line <a class="el" href="_b_f_g_s_8h_source.html#l00052">52</a> of file <a class="el" href="_b_f_g_s_8h_source.html">BFGS.h</a>.</p>

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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9b943472e508d91139ba51a02faeed3e">&#9670;&#160;</a></span>computeSearchDirection()</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">void <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::computeSearchDirection </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="classshark_1_1_b_f_g_s.html#aabbe0807add38cc9d7dacd5cb20184fe">ObjectiveFunctionType</a> const &amp;&#160;</td>
          <td class="paramname"><em>objectiveFunction</em></td><td>)</td>
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<p>Updates the Model and computes the next search direction. </p>
<p>After a step was performed, this method is called to compute the next search direction. This usually involves updating the internal model using the new and old step information. Afterwards m_searchDirection should contain the next search direction. </p>

<p>Implements <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a042c4dddbfd3bf00c981e66bd363d6db">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#adbb2cf5040f24ced422b27595361a6ff">&#9670;&#160;</a></span>initModel()</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">void <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::initModel </td>
          <td>(</td>
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<p>Initializes the internal model. </p>
<p>Line Search Methods use a Model to search for the next search direction. The model is initialized during <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a197982cec7de486f937715a3f280be72">init()</a> </p>

<p>Implements <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a4f5d589bb165982f6298cc886ea41fa7">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ad36985b805e542efdd98f4241c90943e">&#9670;&#160;</a></span>name()</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">std::string <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::name </td>
          <td>(</td>
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          <td> const</td>
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<p>returns the name of the object </p>

<p>Reimplemented from <a class="el" href="classshark_1_1_i_nameable.html#a9893f99314de30cd472e649c235d0db4">shark::INameable</a>.</p>

<p class="definition">Definition at line <a class="el" href="_b_f_g_s_8h_source.html#l00057">57</a> of file <a class="el" href="_b_f_g_s_8h_source.html">BFGS.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a1f423945c791d56e6ede294fce241531">&#9670;&#160;</a></span>read()</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">void <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::read </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="namespaceshark.html#ada68729491840669e47c8ad42282424f">InArchive</a> &amp;&#160;</td>
          <td class="paramname"><em>archive</em></td><td>)</td>
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<p>Read the component from the supplied archive. </p>
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    <tr><td class="paramdir">[in,out]</td><td class="paramname">archive</td><td>The archive to read from. </td></tr>
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<p>Reimplemented from <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#aac2d86149b2232e949f41f4d04f86002">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aa11e064ff150fe05df14d839e0b9e65c">&#9670;&#160;</a></span>write()</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">void <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::write </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="namespaceshark.html#af4f8eb8e9618f5236b71bbcb12b8a524">OutArchive</a> &amp;&#160;</td>
          <td class="paramname"><em>archive</em></td><td>)</td>
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<p>Write the component to the supplied archive. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in,out]</td><td class="paramname">archive</td><td>The archive to write to. </td></tr>
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<p>Reimplemented from <a class="el" href="classshark_1_1_abstract_line_search_optimizer.html#a184bd9be70f815f9cb8d45782be364a7">shark::AbstractLineSearchOptimizer&lt; SearchPointType &gt;</a>.</p>

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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ab917887560f9326feac64ebcfba5a835">&#9670;&#160;</a></span>m_hessian</h2>

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template&lt;class <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a>  = RealVector&gt; </div>
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          <td class="memname">RealMatrix <a class="el" href="classshark_1_1_b_f_g_s.html">shark::BFGS</a>&lt; <a class="el" href="classshark_1_1_abstract_single_objective_optimizer.html#a85f0d04fdfb094dba4dc80b1fb5e3adb">SearchPointType</a> &gt;::m_hessian</td>
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<p class="definition">Definition at line <a class="el" href="_b_f_g_s_8h_source.html#l00064">64</a> of file <a class="el" href="_b_f_g_s_8h_source.html">BFGS.h</a>.</p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/shark/Algorithms/GradientDescent/<a class="el" href="_b_f_g_s_8h_source.html">BFGS.h</a></li>
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